package com.b511.swpu.cementbackend.config;

import com.google.common.base.Predicates;
import com.google.common.collect.Lists;
import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import springfox.documentation.builders.ParameterBuilder;
import springfox.documentation.builders.PathSelectors;
import springfox.documentation.builders.RequestHandlerSelectors;
import springfox.documentation.schema.ModelRef;
import springfox.documentation.service.Parameter;
import springfox.documentation.spi.DocumentationType;
import springfox.documentation.spring.web.plugins.Docket;
import springfox.documentation.swagger2.annotations.EnableSwagger2;

import java.util.List;

@ConditionalOnProperty(prefix = "swagger", name = "enable", havingValue = "true")
@Configuration
@EnableSwagger2
public class SwaggerConfig {
    @Bean
    public Docket api() {
        return new Docket(DocumentationType.SWAGGER_2)
                .select()
                .apis(RequestHandlerSelectors.any())
                .paths(PathSelectors.any())
                .paths(Predicates.not(PathSelectors.regex("/error.*")))
                .build()
                .globalOperationParameters(setHeaderToken());
    }

    private List<Parameter> setHeaderToken() {
        ParameterBuilder tokenPar = new ParameterBuilder();
        List<Parameter> result = Lists.newArrayList();
        tokenPar.name("Token").modelRef(new ModelRef("string")).parameterType("header").required(true).build();
        result.add(tokenPar.build());
        return result;
    }
}
